Java Code Examples for javafx.scene.control.TreeView#setCellFactory()

public TextFieldTreeViewSample() {
    final TreeItem<String> treeRoot = new TreeItem<String>("Root node");
    treeRoot.getChildren().addAll(Arrays.asList(new TreeItem<String>("Child Node 1"), new TreeItem<String>("Child Node 2"),
            new TreeItem<String>("Child Node 3")));

    treeRoot.getChildren().get(2).getChildren().addAll(Arrays.asList(new TreeItem<String>("Child Node 4"),
            new TreeItem<String>("Child Node 5"), new TreeItem<String>("Child Node 6"), new TreeItem<String>("Child Node 7"),
            new TreeItem<String>("Child Node 8"), new TreeItem<String>("Child Node 9"), new TreeItem<String>("Child Node 10"),
            new TreeItem<String>("Child Node 11"), new TreeItem<String>("Child Node 12")));

    final TreeView treeView = new TreeView();
    treeView.setShowRoot(true);
    treeView.setRoot(treeRoot);
    treeRoot.setExpanded(true);
    treeView.setEditable(true);
    treeView.setCellFactory(TextFieldTreeCell.forTreeView());

    getChildren().add(treeView);
}
 

public ChoiceBoxTreeViewSample() {
    final TreeItem<String> treeRoot = new TreeItem<String>("Root node");
    treeRoot.getChildren().addAll(Arrays.asList(new TreeItem<String>("Option 1"), new TreeItem<String>("Option 2"),
            new TreeItem<String>("Option 3")));

    treeRoot.getChildren().get(2).getChildren().addAll(Arrays.asList(new TreeItem<String>("Option 4"),
            new TreeItem<String>("Option 5"), new TreeItem<String>("Option 6")));

    final TreeView treeView = new TreeView();
    treeView.setShowRoot(true);
    treeView.setRoot(treeRoot);
    treeRoot.setExpanded(true);
    treeView.setEditable(true);
    treeView.setCellFactory(ChoiceBoxTreeCell.forTreeView(items));

    getChildren().add(treeView);
}
 

public ComboBoxTreeViewSample() {
    final TreeItem<String> treeRoot = new TreeItem<String>("Root node");
    treeRoot.getChildren().addAll(Arrays.asList(new TreeItem<String>("Option 1"), new TreeItem<String>("Option 2"),
            new TreeItem<String>("Option 3")));

    treeRoot.getChildren().get(2).getChildren().addAll(Arrays.asList(new TreeItem<String>("Option 4"),
            new TreeItem<String>("Option 5"), new TreeItem<String>("Option 6")));

    final TreeView treeView = new TreeView();
    treeView.setShowRoot(true);
    treeView.setRoot(treeRoot);
    treeRoot.setExpanded(true);
    treeView.setEditable(true);
    treeView.setCellFactory(ComboBoxTreeCell.forTreeView(items));

    getChildren().add(treeView);
}
 

public CheckBoxTreeViewSample() {
    final CheckBoxTreeItem<String> treeRoot = new CheckBoxTreeItem<String>("Root node");
    treeRoot.getChildren().addAll(Arrays.asList(new CheckBoxTreeItem<String>("Child Node 1"),
            new CheckBoxTreeItem<String>("Child Node 2"), new CheckBoxTreeItem<String>("Child Node 3")));

    treeRoot.getChildren().get(2).getChildren()
            .addAll(Arrays.asList(new CheckBoxTreeItem<String>("Child Node 4"), new CheckBoxTreeItem<String>("Child Node 5"),
                    new CheckBoxTreeItem<String>("Child Node 6"), new CheckBoxTreeItem<String>("Child Node 7"),
                    new TreeItem<String>("Child Node 8"), new CheckBoxTreeItem<String>("Child Node 9"),
                    new CheckBoxTreeItem<String>("Child Node 10"), new CheckBoxTreeItem<String>("Child Node 11"),
                    new CheckBoxTreeItem<String>("Child Node 12")));

    final TreeView treeView = new TreeView();
    treeView.setCellFactory(CheckBoxTreeCell.forTreeView());
    treeView.setShowRoot(true);
    treeView.setRoot(treeRoot);
    treeRoot.setExpanded(true);

    getChildren().add(treeView);
}
 

/**
 * Customizing treeView
 *
 * @param tree treeView
 */
private void setTreeCellFactory(TreeView<SimpleTreeElement> tree) {
    tree.setCellFactory(param -> new TreeCell<SimpleTreeElement>() {
        @Override
        public void updateItem(SimpleTreeElement item, boolean empty) {
            super.updateItem(item, empty);
            //setDisclosureNode(null);

            if (empty) {
                setText("");
                setGraphic(null);
            } else {
                setText(item.getName());
            }
        }

    });

    tree.getSelectionModel().selectedItemProperty()
            .addListener((observable, oldValue, newValue) -> {
                if (newValue != null) {
                    System.out.println(newValue.getValue());
                }
            });
}
 

@Override
public void start(Stage primaryStage) {
    TreeView<CheckBoxContentImpl> view = new TreeView<>();
    view.setShowRoot(false);
    view.setCellFactory(TreeCellFactories.checkBoxFactory());

    try {
        // create a LiveDirs instance for use on the JavaFX Application Thread
        // and make it display its items as though they were CheckBoxTreeItems
        LiveDirs<ChangeSource, CheckBoxContentImpl> dirs = new LiveDirs<>(ChangeSource.EXTERNAL,
                CheckBoxContentImpl::getPath, CheckBoxContentImpl::new, Platform::runLater);

        // set directory to watch
        dirs.addTopLevelDirectory(Paths.get(System.getProperty("user.home"), "Documents").toAbsolutePath());
        view.setRoot(dirs.model().getRoot());

        // stop DirWatcher's thread
        primaryStage.setOnCloseRequest(val -> dirs.dispose());
    } catch (IOException e) {
        e.printStackTrace();
    }

    primaryStage.setScene(new Scene(view, 500, 500));
    primaryStage.show();
}
 

public HASCOModelStatisticsPluginView(final HASCOModelStatisticsPluginModel model, final int n) {
	super(model, new VBox());
	this.rootNode = new HASCOModelStatisticsComponentSelector(this, model);
	TreeView<HASCOModelStatisticsComponentSelector> treeView = new TreeView<>();
	treeView.setCellFactory(HASCOModelStatisticsComponentCell::new);
	treeView.setRoot(this.rootNode);
	this.getNode().getChildren().add(treeView);
	this.histogram = new Histogram(n);
	this.histogram.setTitle("Performances observed on the filtered solutions");
	this.getNode().getChildren().add(this.histogram);
}
 

@Override
public void start(Stage stage) {

  try {
    // create stack pane and application scene
    StackPane stackPane = new StackPane();
    Scene fxScene = new Scene(stackPane);

    // set title, size, and add scene to stage
    stage.setTitle("List KML Contents Sample");
    stage.setWidth(800);
    stage.setHeight(700);
    stage.setScene(fxScene);
    stage.show();

    // create a map and add it to the map view
    ArcGISScene scene = new ArcGISScene(Basemap.createImageryWithLabels());
    sceneView = new SceneView();
    sceneView.setArcGISScene(scene);

    // load a KML dataset from a local KMZ file and show it as an operational layer
    File kmzFile = new File(System.getProperty("data.dir"), "./samples-data/kml/esri_test_data.kmz");
    KmlDataset kmlDataset = new KmlDataset(kmzFile.getAbsolutePath());
    KmlLayer kmlLayer = new KmlLayer(kmlDataset);
    scene.getOperationalLayers().add(kmlLayer);

    // create a tree view to list the contents of the KML dataset
    TreeView<KmlNode> kmlTree = new TreeView<>();
    kmlTree.setMaxSize(300, 400);
    TreeItem<KmlNode> root = new TreeItem<>(null);
    kmlTree.setRoot(root);
    kmlTree.setShowRoot(false);

    // when the dataset is loaded, recursively build the tree view with KML nodes starting with the root node(s)
    kmlDataset.addDoneLoadingListener(() -> kmlDataset.getRootNodes().forEach(kmlNode -> {
      TreeItem<KmlNode> kmlNodeTreeItem = buildTree(new TreeItem<>(kmlNode));
      root.getChildren().add(kmlNodeTreeItem);
    }));

    // show the KML node in the tree view with its name and type
    kmlTree.setCellFactory(param -> new TextFieldTreeCell<>(new StringConverter<KmlNode>() {

      @Override
      public String toString(KmlNode node) {
        String type = null;
        if (node instanceof KmlDocument) {
          type = "KmlDocument";
        } else if (node instanceof KmlFolder) {
          type = "KmlFolder";
        } else if (node instanceof KmlGroundOverlay) {
          type = "KmlGroundOverlay";
        } else if (node instanceof KmlScreenOverlay) {
          type = "KmlScreenOverlay";
        } else if (node instanceof KmlPlacemark) {
            type = "KmlPlacemark";
        }
        return node.getName() + " - " + type;
      }

      @Override
      public KmlNode fromString(String string) {
        return null; //not needed
      }
    }));

    // when a tree item is selected, zoom to its node's extent (if it has one)
    kmlTree.getSelectionModel().selectedItemProperty().addListener(o -> {
      TreeItem<KmlNode> selectedTreeItem = kmlTree.getSelectionModel().getSelectedItem();
      KmlNode selectedNode = selectedTreeItem.getValue();
      Envelope nodeExtent = selectedNode.getExtent();
      if (nodeExtent != null && !nodeExtent.isEmpty()) {
        sceneView.setViewpointAsync(new Viewpoint(nodeExtent));
      }
    });

    // add the map view to stack pane
    stackPane.getChildren().addAll(sceneView, kmlTree);
    StackPane.setAlignment(kmlTree, Pos.TOP_LEFT);
    StackPane.setMargin(kmlTree, new Insets(10));
  } catch (Exception e) {
    // on any error, display the stack trace.
    e.printStackTrace();
  }
}
 

@Override
public void start(Stage stage) {

  try {

    // set the title and size of the stage and show it
    StackPane stackPane = new StackPane();
    Scene fxScene = new Scene(stackPane);
    stage.setTitle("Group Layers Sample");
    stage.setWidth(800);
    stage.setHeight(700);

    // create a JavaFX scene with a stackpane and set it to the stage
    stage.setScene(fxScene);
    stage.show();

    // create a scene view and add it to the stack pane
    sceneView = new SceneView();
    stackPane.getChildren().add(sceneView);

    // create a scene with a basemap and add it to the scene view
    scene = new ArcGISScene();
    scene.setBasemap(Basemap.createImagery());
    sceneView.setArcGISScene(scene);

    // set the base surface with world elevation
    Surface surface = new Surface();
    surface.getElevationSources().add(new ArcGISTiledElevationSource("https://elevation3d.arcgis.com/arcgis/rest/services/WorldElevation3D/Terrain3D/ImageServer"));
    scene.setBaseSurface(surface);

    // create different types of layers
    ArcGISSceneLayer devABuildings = new ArcGISSceneLayer("https://tiles.arcgis.com/tiles/P3ePLMYs2RVChkJx/arcgis/rest/services/DevA_BuildingShells/SceneServer");
    ArcGISSceneLayer devBBuildings = new ArcGISSceneLayer("https://tiles.arcgis.com/tiles/P3ePLMYs2RVChkJx/arcgis/rest/services/DevB_BuildingShells/SceneServer");
    ArcGISSceneLayer devATrees = new ArcGISSceneLayer("https://tiles.arcgis.com/tiles/P3ePLMYs2RVChkJx/arcgis/rest/services/DevA_Trees/SceneServer");
    FeatureLayer devAPathways = new FeatureLayer(new ServiceFeatureTable(" https://services.arcgis.com/P3ePLMYs2RVChkJx/arcgis/rest/services/DevA_Pathways/FeatureServer/1"));
    FeatureLayer devProjectArea = new FeatureLayer(new ServiceFeatureTable("https://services.arcgis.com/P3ePLMYs2RVChkJx/arcgis/rest/services/DevelopmentProjectArea/FeatureServer/0"));

    // create a group layer from scratch by adding the layers as children
    groupLayer = new GroupLayer();
    groupLayer.setName("Group: Dev A");
    groupLayer.getLayers().addAll(Arrays.asList(devATrees, devAPathways, devABuildings));

    // add the group layer and other layers to the scene as operational layers
    scene.getOperationalLayers().addAll(Arrays.asList(groupLayer, devBBuildings, devProjectArea));

    // zoom to the extent of the group layer when the child layers are loaded
    groupLayer.getLayers().forEach(childLayer ->
      childLayer.addDoneLoadingListener(() -> {
        if (childLayer.getLoadStatus() == LoadStatus.LOADED) {
          sceneView.setViewpointCamera(new Camera(groupLayer.getFullExtent().getCenter(), 700, 0, 60, 0));
        }
      })
    );

    // create a JavaFX tree view to show the layers in the scene
    TreeView<Layer> layerTreeView = new TreeView<>();
    layerTreeView.setMaxSize(250, 200);
    TreeItem<Layer> rootTreeItem = new TreeItem<>();
    layerTreeView.setRoot(rootTreeItem);
    layerTreeView.setShowRoot(false);
    StackPane.setAlignment(layerTreeView, Pos.TOP_RIGHT);
    StackPane.setMargin(layerTreeView, new Insets(10));
    stackPane.getChildren().add(layerTreeView);

    // display each layer with a custom tree cell
    layerTreeView.setCellFactory(p -> new LayerTreeCell());

    // recursively build the table of contents from the scene's operational layers
    buildLayersView(rootTreeItem, scene.getOperationalLayers());

  } catch (Exception e) {
    // on any error, display the stack trace.
    e.printStackTrace();
  }
}